The '''American Radio Relay League''' ('''ARRL''') is the largest membership Voluntary association|association
of amateur radio
enthusiasts in the United States|USA
. ARRL is a non-profit organization
, and was co-founded on April 6, 1914 by Hiram Percy Maxim
and Clarence D. Tuska
of Hartford, Connecticut
. The ARRL represents the interests of amateur radio operator
s before federal regulatory bodies, provides technical advice and assistance to amateur radio enthusiasts, supports a number of educational programs and sponsors emergency communications service throughout the country. The ARRL has approximately 154,000 members. In addition to members in the US, the organization claims over 7,000 members in other countries. The ARRL publishes many books and a monthly membership journal called ''QST
''. The ARRL held its Centennial Convention in Hartford, Connecticut in July 2014.
The ARRL is the primary representative...